JP2019125814A - Electronic component mounting device - Google Patents

Abstract

To provide an electronic component mounting device that targets a radial lead type electronic component as a mounting target and can perform tape processing after separation of an electronic component with a simple configuration.SOLUTION: An electronic component mounting device which includes a supply device holder in which plural electronic component supply devices such as a tape feeder for supplying a chip type electronic component and a radial component feeder 6 for supplying a radial lead type electronic component are mountable, and is configured so that a radial lead type electronic component 26 is held by a mounting head 10B and mounted on a substrate positioned by a substrate holder, includes a tape guide passage 4b for guiding a tape main body 25a after extraction of the radial lead type electronic component 26. Further, the radial component feeder 6 is configured to contain an attitude converter 37 for converting the attitude of the tape main body 25a after the extraction of the radial lead type electronic component 26 from the attitude perpendicular to a horizontal plane to the attitude parallel to the horizontal plane, and introducing it into the tape guide passage 4b.SELECTED DRAWING: Figure 4

Description

  The present invention relates to an electronic component mounting apparatus for mounting an electronic component including a radial lead type electronic component on a substrate.

  In a component mounting line where electronic components are mounted on a substrate to manufacture a mounting substrate, surface mount components such as chip type components to be joined to the circuit electrode surface of the substrate and lead for connection are inserted into insertion holes formed in the substrate. To mount various types of electronic components such as insert components to be mounted. In the past, such components with different mounting types were mounted by dedicated electronic component mounting devices, but with the recent demand for improvement of productivity and improvement of facility efficiency, conventional tapes for supplying chip-type components etc. There has been proposed an electronic component mounting apparatus in which a feeder and a tape feeder for supplying radial lead type components can be mixedly mounted (see, for example, Patent Document 1).

  In the prior art shown in this patent document example, there is an example of an electronic component mounting apparatus provided with a radial lead type electronic component supply apparatus loaded with an electronic component holding tape provided with a tape main body holding a plurality of radial lead type electronic components. Have been described. This radial lead type electronic component supply device has a function of cutting the lead of the radial lead type electronic component held by the electronic component holding tape into a predetermined length, separating it from the tape main body and supplying it to the holding position by the head main body. ing.

JP, 2013-162102, A

  However, the above-mentioned patent document example has the following disadvantages in the processing method of the tape main body after separating the radial lead type electronic component in the radial lead type electronic component supply device. That is, the radial lead type electronic component supply apparatus of the above example, as a tape feeding mechanism for feeding the tape main body, includes two tapes: a tape feeding direction as the component feeding direction and a return direction as the tape main body recovery direction after component feeding. The tape body provided with a feed mechanism and supplied with a radial lead type electronic component at the holding position and separated, is turned after being turned, and is conveyed by the tape feed mechanism in the return direction to the outside of the electronic component mounting apparatus It was configured to be led to For this reason, an increase in the structure and size of the radial lead type electronic component supply apparatus can not be avoided, and an electronic component mounting apparatus capable of performing tape processing after electronic component separation with a simple configuration has been desired.

  Therefore, an object of the present invention is to provide an electronic component mounting apparatus capable of performing tape processing after separation of electronic components with a simple configuration, with radial lead type electronic components as mounting targets.

  The electronic component mounting apparatus according to the present invention includes a supply device holding unit to which a plurality of electronic component supply devices for supplying electronic components can be mounted, and the plurality of radial lead type electronic components and the plurality An electronic component holding tape including a tape main body holding a radial lead type electronic component is loaded, and the radial lead type electronic component supply device for supplying the radial lead type electronic component to a supply position; and after the electronic component is taken out And a tape guide passage for guiding the tape body after the radial lead type electronic component is taken out, wherein the radial lead type electronic component supply device comprises the above-mentioned radial lead type. The attitude of the tape main body after the electronic component is taken out is converted to an attitude suitable for the tape cutting portion, and the tape main body is moved forward. Including the attitude conversion portion for guiding downward in the tape guide passage.

  According to the present invention, tape processing after electronic component separation can be performed with a simple configuration, with radial lead type electronic components as mounting targets.

Top view of electronic parts mounting apparatus according to one embodiment of the present invention Sectional view of an electronic component mounting apparatus according to an embodiment of the present invention Structure explanatory drawing of the tape feeder with which the electronic component mounting apparatus of one embodiment of this invention is mounted | worn Structure explanatory drawing of the radial component feeder with which the electronic component mounting apparatus of one embodiment of this invention is mounted | worn Structure explanatory drawing of attitude | position conversion diagram in the radial component feeder with which the electronic component mounting apparatus of one embodiment of this invention is mounted | worn Structure explanatory drawing of the tape cutting part with which the supply apparatus holding part in the electronic component mounting apparatus of one embodiment of this invention was equipped Configuration explanatory drawing of the tape feeding mechanism in the radial component feeder mounted on the electronic component mounting apparatus of one embodiment of the present invention Operation explanatory drawing of the tape feeding mechanism in the radial component feeder mounted on the electronic component mounting apparatus according to one embodiment of the present invention Structure explanatory drawing of the lead cut mechanism in the radial component feeder with which the electronic component mounting apparatus of one embodiment of this invention is mounted | worn In the electronic component mounting apparatus according to one embodiment of the present invention, a configuration explanatory view of a chuck unit for holding a radial lead type electronic component by chucking. Operation explanatory drawing of the mounting operation of the radial lead type electronic component in the electronic component mounting apparatus of one embodiment of the present invention Operation explanatory drawing of the mounting operation of the radial lead type electronic component in the electronic component mounting apparatus of one embodiment of the present invention

  Next, embodiments of the present invention will be described with reference to the drawings. First, the structure of the electronic component mounting apparatus 1 will be described with reference to FIGS. 1 and 2. In FIG. 1, a substrate transfer unit 2 is disposed in the X direction (substrate transfer direction) on the upper surface of the base 1 a. The substrate transport unit 2 transports the substrate 3 to be mounted and positions it at a mounting operation position which is a predetermined position. The supply device holding units 4A and 4B are disposed on both sides of the substrate transfer unit 2, respectively.

  As shown in FIG. 2, the carriage 13 on which the tape feeders 5 which are a plurality of chip type electronic component supply devices are mounted in parallel is disposed in the supply device holding unit 4A. In addition, the carriage 13 on which the radial component feeders 6, which are plural (two in this case) (see FIG. 1) radial lead type electronic component feeders, are attached in parallel to the plurality of tape feeders 5 It is arranged. That is, a plurality of electronic component supply devices (tape feeders 5, radial component feeders) for supplying chip type electronic components 16 (see FIG. 3) and radial lead type electronic components 26 (see FIG. 4) to the supply device holding portions 4A and 4B. 6) can be worn.

  The tape feeder 5 has a function of supplying the chip-type electronic component 16 to be mounted to the removal position by the mounting head 10A. That is, the supply reel 14 in which the electronic component holding tape 15 holding the chip type electronic component 16 to be mounted is wound and stored is set on the carriage 13. The electronic component holding tape 15 pulled out from the supply reel 14 is loaded into the tape feeder 5 and the chip type electronic component 16 held by the electronic component holding tape 15 by pitch feeding the electronic component holding tape 15 in the tape feeder 5. Are sequentially supplied to the supply position. That is, the tape feeder 5, which is a chip type electronic component supply device, is mounted on the supply device holding unit 4A, and includes a plurality of chip type electronic components 16 and a tape main body 15a (see FIG. 3) holding the chip type electronic components 16. The electronic component holding tape 15 is loaded to sequentially supply the chip electronic components 16 to the supply position.

  The radial component feeder 6 has a function of supplying a radial lead type electronic component 26 to be mounted to a takeout position by the mounting head 10B. That is, the carriage 13 is accompanied by a tape storage portion 27 storing an electronic component holding tape 25 holding the radial lead type electronic component to be mounted. The electronic component holding tape 25 drawn from the tape storage unit 27 is loaded into the radial component feeder 6, and the electronic component holding tape 25 is fed by the radial component feeder 6 to hold the electronic component holding tape 25. Electronic components 26 are supplied. That is, the radial component feeder 6, which is a radial lead type electronic component supply device, is mounted on the supply device holding unit 4B, and holds the plurality of radial lead type electronic components 26 and the radial lead type electronic components 26 (see FIG. 4) Component-retaining tape 25 is provided to sequentially supply the radial lead type electronic component 26 to the supply position.

  At one end of the base 1a in the X direction, a Y-axis moving beam 7 driven by a linear motor is disposed in the Y direction, and two X-axis moving beams 8 are arranged in the Y direction on the Y-axis moving beam 7. It is movably connected. A head unit 9 is attached to each X-axis moving beam 8 so as to be movable in the X direction by a linear drive mechanism. The head unit 9 is a multiple head provided with a plurality of either one or both of the mounting heads 10A and 10B. At the lower end portion of the mounting head 10A, a suction nozzle 10a for holding the chip-type electronic component 16 by suction is replaceably mounted. At the lower end portion of the mounting head 10B, a chuck unit 10b for holding the radial lead type electronic component 26 by chucking is replaceably mounted.

  By driving the Y-axis moving beam 7 and the X-axis moving beam 8, the head unit 9 is horizontally moved between the respective feeding device holders 4A and 4B and the substrate 3 held by the substrate transport unit 2 and mounted. The chip type electronic component 16 and the radial lead type electronic component 26 are held and taken out by the heads 10A and 10B, and mounted on the substrate 3 positioned in the substrate conveyance unit 2. Each head unit 9 is provided with a substrate recognition camera 11 positioned on the lower surface side of the X-axis moving beam 8 and moved integrally with the head unit 9. The substrate recognition camera 11 moves integrally with the head unit 9 above the substrate 3, and the substrate recognition camera 11 picks up an image of the substrate 3 to perform position recognition of the substrate 3.

  A component recognition camera 12 is disposed between the supply device holding units 4A and 4B and the substrate conveyance unit 2. When the head unit 9 holding the chip type electronic component 16 and the radial lead type electronic component 26 moves above the component recognition camera 12, the component recognition camera 12 can detect the chip type electronic component 16 and the radial lead type electronic component 26. By imaging and recognizing the imaging result, identification and position recognition of the chip electronic component 16 and the radial lead electronic component 26 in the state of being held by the head unit 9 are performed.

  At the front edge portion of the component feeder side of the tape feeder 5 and the radial component feeder 6 in the feeding device holding portions 4A and 4B, the tape guide passage 4b common to each component feeding device and the entire width of the feeding device holding portions 4A and 4B Are disposed across the The tape guiding passage 4b has a function of guiding the empty tape body 15a (see FIGS. 3 and 4) after the electronic component is taken out.

  Next, the configuration and function of the tape feeder 5 will be described with reference to FIG. As shown in FIG. 3, the tape feeder 5 is configured to include a feeder main body 5 a constituting the overall shape of the tape feeder 5 and a mounting portion 5 b which is provided to project downward from the lower surface of the feeder main body 5 a. . The tape feeder 5 is fixedly mounted on the component supply unit 4 by fitting the mounting portion 5b to the feeder mounting base 4a with the lower surface of the feeder main body 5a along the feeder mounting base 4a.

  Inside the feeder main body 5a, a tape traveling path 5c opened at an upstream end in the tape feeding direction of the feeder main body 5a is provided in communication with a component suction position by the mounting head 10A. The tape traveling path 5c has a function of guiding the tape feeding of the electronic component holding tape 15 drawn out from the supply reel 14 and introduced into the feeder main body 5a from the upstream side of the feeder main body 5a to the component suction position by the mounting head 10A. have.

  The electronic component holding tape 15 has a configuration in which component pockets 15b for storing and holding the chip type electronic component 16 in the tape main body 15a and feed holes 15d for pitch feeding the electronic component holding tape 15 are provided at a predetermined pitch. A position corresponding to the component pocket 15b on the lower surface of the tape body 15a is an embossed portion 15c which protrudes downward. The top surface of the tape body 15a is sealed by a top tape 15e so as to cover the component pocket 15b in order to prevent the chip-type electronic component 16 from falling off from the component pocket 15b.

  In the feeder main body 5a, a tape feeding unit 17 for pitch feeding the electronic component holding tape 15 is incorporated. The tape feeding unit 17 includes a sprocket 20, a drive mechanism 19 that rotationally drives the sprocket 20, and a feeder control unit 18 that controls the drive mechanism 19. By driving the drive mechanism 19 in a state in which the feed pins provided on the outer periphery of the sprocket 20 are engaged with the feed holes 15 d of the electronic component holding tape 15, the electronic component holding tape 15 has a pitch along the tape traveling path 5 c Will be sent.

  The front side of the sprocket 20 is a component suction position where the chip type electronic component 16 in the component pocket 15b is taken out by suction by the suction nozzle 10a of the mounting head 10A. A pressing member 21 is disposed on the upper surface side of the feeder main body 5a in the vicinity of the sprocket 20. The pressing member 21 is provided with a suction opening 22 corresponding to a component suction position by the suction nozzle 10a. The upstream end of the suction opening 22 is a top tape peeling portion 22 a for peeling the top tape 15 e.

  While the electronic component holding tape 15 travels below the pressing member 21, the top tape 15 e is circulated around the top tape peeling portion 22 a and pulled out upstream, so that the top at the tape peeling position on the upstream side of the component suction position The tape 15e is peeled off from the tape body 15a and folded back to the upstream side. The folded back top tape 15 e is fed into the tape collection unit 23 by the top tape feeding mechanism 24. As a result, the chip-type electronic component 16 in the component pocket 15b is exposed upward at the suction opening 22, and can be taken out by the suction nozzle 10a. The empty tape main body 15a from which the chip type electronic component 16 has been taken out is discharged forward through the lower surface side of the pressing member 21 and through the tape guide passage 4b disposed on the front edge side of the tape feeder 5. Leading downward (see also FIG. 6).

  Next, the configuration and function of the radial component feeder 6 will be described with reference to FIG. As shown in FIG. 4, the radial component feeder 6 has a configuration in which various functional units are disposed in a feeder main body 6 a which is a frame constituting the entire shape, and like the tape feeder 5, the feeder main body 6 a It has a configuration provided with a mounting portion (not shown) provided so as to project downward from the bottom. The radial component feeder 6 is fixedly mounted to the feeding device holding portion 4B by fitting the mounting portion to the feeder mounting base 4a with the lower surface of the feeder main body portion 6a aligned with the feeder mounting base 4a. Here, the tape feeder 5 and the radial component feeder 6 have mounting compatibility, and it is possible to mount the radial component feeder 6 at an arbitrary position of the feeding device holding parts 4A and 4B.

  The radial lead type electronic component 26 to be mounted has the leads 26 a extending in the radial direction, and the taping component is obtained by taping the leads 26 a of the plurality of radial lead type electronic components 26 in alignment with the tape body 25 a It is supplied in the form of a continuous electronic component holding tape 25. That is, the electronic component holding tape 25 is configured to include a plurality of radial lead type electronic components 26 and a tape main body 25 a holding the plurality of radial lead type electronic components 26. In the tape main body 25a, feed holes 25b for use in tape feeding by the tape feeding mechanism 31 described below are formed at a constant pitch.

  The feeder main body portion 6a is provided with a tape transport portion 30 for pulling out the electronic component holding tape 25 stored in the tape storage portion 27 (see FIGS. 2 and 7) and transporting it in the tape feeding direction. As shown in the A-A cross section, the tape transport unit 30 holds the tape main body 25a in the gap between the pair of vertical guide members 30a so that the radial lead type electronic component 26 is in the upright posture on the upper surface side. It is configured to be transported in the form of The tape feeding in the tape feeding unit 30 is performed by driving the tape feeding mechanism 31 (see FIGS. 7 and 8) provided in the tape feeding unit 30 by the tape feeding drive cylinder 32 provided in the feeder main body 6a. To be done.

  A supply position 36 for holding and taking out the radial lead type electronic component 26 by the chuck unit 10 b of the mounting head 10 B is set at the front edge of the tape conveyance unit 30. The radial lead type electronic component 26 that has reached the supply position 36 is detected by the component detection sensor 40. At the supply position 36, a lead cutting mechanism 33 for cutting the lead 26a of the radial lead type electronic component 26 which is conveyed by the tape conveyance unit 30 and reaches the supply position 36 is disposed. The lead cut mechanism 33 is driven by the lead cut cylinder 34 via a drive transmission mechanism 35 disposed in the feeder main body 6 a.

  The lead cutting mechanism 33 separates the radial lead type electronic component 26 by sandwiching the lead 26 a of the radial lead type electronic component 26 in a state of reaching the supply position 36 and being held by the mounting head 10B. The tape body 25a from which the radial lead type electronic component 26 has been taken out is changed from the vertical posture by the posture conversion section 37 provided at the front edge of the radial component feeder 6 on the tape guide passage 4b side than the supply position 36. After being converted to the horizontal posture, the tape is guided downward by the tape guiding passage 4b.

  Next, the configuration and function of the posture conversion unit 37 will be described with reference to FIG. As shown to Fig.5 (a), the attitude | position conversion part 37 is comprised combining the several metal plate which carried out the bending process. That is, the posture conversion unit 37 arranges the first side member 37b and the second side member 37c each having a bent surface shape on the upper surface of the base member 37a fixed to the front surface of the feeder main body 6a and extending in the horizontal direction. Further, the upper surface of the first side surface member 37b and the second side surface member 37c is covered by a top surface portion 37d obtained by bending and extending the tip end portion of the base member 37a. In this configuration, the gap enclosed by the top surface portion 37d on the upper side and the first side surface member 37b and the second side surface member 37c on both side surfaces is transported by the tape transport unit 30 and reaches the supply position 36 and leads The guide gap portion S is for converting the attitude of the tape main body 25a after the 26a is cut.

  FIG.5 (b) has each shown the BB cross section in FIG. 5 (a), CC cross section, and DD cross section. In the B-B cross section, the first side member 37b and the second side member 37c are in the vertical posture and the upper surface is not covered, and the gap center between the first side member 37b and the second side member 37c is A line l1 is a vertical first guide gap portion S (1). Further, in the cross section C-C located on the front side of the cross section B-B, the first side member 37b and the second side member 37c are in a slightly inclined posture and the upper surface is covered by the top surface portion 37d. A gap enclosed by 37d, the first side surface member 37b, and the second side surface member 37c is a second guide gap portion S (2) in which the gap center line 12 is slightly inclined. The first side member 37b and the second side member 37c are further inclined in the DD cross section before the C-C cross section, and the top surface portion 37d, the first side member 37b, and the second side member The gap enclosed by 37c is a third guide gap S (3) in which the gap center line 13 is inclined to a position closer to the horizontal plane.

  The tape main body 25a after the radial lead type electronic component 26 is taken out at the supply position 36 (see FIG. 4) is sent from the front edge of the tape transport unit 30 to the posture conversion unit 37 in a vertical posture (arrow a). , The inside of the guide gap portion S shown in FIG. And in the process of this tape feeding, the tape is changed by the change of the shape of the guide gap S (first guide gap S (1), second guide gap S (2), third guide gap S (3)). When the posture of the main body 25a is converted and sent out from the posture conversion unit 37 to the tape guide passage 4b (see FIGS. 4 and 6) (arrow b), the posture is once converted to a horizontal posture and then dropped It is guided to the guide passage 4b. That is, the radial component feeder 6 converts the attitude of the tape main body 25a after the radial lead type electronic component 26 is taken out from the attitude perpendicular to the horizontal plane to the attitude parallel to the horizontal plane, and the tape guide passage The configuration includes a posture conversion unit 37 introduced to 4b.

  Next, with reference to FIG. 6, the configuration and function of the tape cutting unit provided in the supply device holding units 4A and 4B will be described. In FIG. 6, the solid line indicates the tape feeder 5 attached to the supply device holding unit 4A, and the broken line indicates the radial component feeders 6 attached to the supply device holding unit 4B. The tape feeder 5 is loaded with the electronic component holding tape 15 pulled out from the supply reel 14, and the tape main body 15a after the chip type electronic component 16 is taken out at the component suction position while being pitch-fed inside the tape feeder 5 is , Guided downward by the tape guiding passage 4b. The radial component feeder 6 is loaded with the electronic component holding tape 25 pulled out from the tape storage portion 27 and is conveyed in the radial component feeder 6 and taken out of the radial lead type electronic component 26 at the supply position 36. The tape body 25a is likewise guided downward by the tape guiding channel 4b. The tape main body 15a and the tape main body 25a thus guided downward are guided by the tape cutting portion 41 disposed below.

  The tape cutting unit 41 has a function of cutting the tape feeder 5, the tape main body 15 a discharged from the radial component feeder 6, and the tape main body 25 a into short dimensions. That is, the tape cutting unit 41 includes a cutting mechanism 42 having a movable blade 42a and a fixed blade 42b and configured to horizontally reciprocate the movable blade 42a (arrow c) with respect to the fixed blade 42b. The tape main body 15a and the tape main body 25a guided into the tape cutting portion 41 by the passage 4b are cut into small pieces of tape scraps 15 * and 25 * by the cutting mechanism 42 and fall downward (arrow e).

  On the lower surface of the tape cutting portion 41, a tape discharge duct 43 which is a duct-like member provided with an opening on the lower surface side is connected. The tape discharge duct 43 has a function of discharging the cut tape scraps 15 * and 25 * downward. The tape scraps 15 * and 25 * dropped in the tape cutting section 41 move downward, drop from the discharge opening 43a, and are dropped and collected in the box-shaped tape discharge box 44 whose upper surface is opened.

  As described above, in the electronic component mounting apparatus 1 shown in the present embodiment, the tape cutting unit 41 provided in the feeding device holding unit 4B in which the tape feeder 5 and the radial component feeder 6 are mixedly mounted is provided in the tape guiding passage 4b. The tape main body 25a holding the introduced radial lead type electronic component 26 and the tape main body 15a holding the chip type electronic component 16 similarly introduced into the tape guide passage 4b are collectively cut. I have to. Thereby, the tape discharged from the radial component feeder 6 for mounting the radial lead type electronic component 26 using the empty tape processing function already provided in the conventional equipment for mounting the chip type electronic component 16 is used. The main body 25a can be processed. Therefore, it is possible to perform tape processing after separation of electronic components without occupying an excessive space with a simple configuration as compared with the prior art that requires a dedicated tape return mechanism for radial lead type electronic components. It has become.

  Next, with reference to FIG. 7, the configuration of the tape feeding mechanism 31 provided in the tape transport unit 30 will be described. In FIG. 7A, a connecting member 38 is coupled to the rod 32a of the tape feed drive cylinder 32. The connecting member 38 extends the lower side of the tape transport unit 30 to the opposite surface side (the back surface side of the surface shown in FIG. 7A), and the moving member 39 shown in FIG. It is combined. By driving the tape feed drive cylinder 32 to project and retract the rod 32a (arrow f), the moving member 39 is moved in the tape feed direction (arrow g) and the return direction (arrow h). Then, the tape feeding mechanism 31 feeds the electronic component holding tape 25 drawn out from the tape storage unit 27 and loaded in the radial component feeder 6 by the reciprocating motion of the moving member 39 toward the feeding position 36 in the tape feeding direction. Do.

  As shown in FIG. 7B, the first feeding member 50 and the second feeding member 50 each have a first feeding claw 54 and a second feeding claw 58 engaged with the feeding holes 25b of the tape main body 25a. The feed members 51 are rotatably disposed via the pivot portions 50a and 51a, respectively. The positions of the first feed member 50 and the second feed member 51 are such that the first feed claw 54 and the second feed claw 58 are separated by four pitches of the feed holes 25 b. The two feed claws 58 are biased in a direction to be engaged with the feed hole 25b by the first spring member 55 and the second spring member 59 which are compression springs, respectively.

  Here, the shape of the first feed claw 54 has a first surface 54a in a direction perpendicular to the surface of the tape body 25a in the tape feeding direction (arrow g), and in the return direction (arrow h), the tape body The second surface 54b has an obtuse angle with the surface 25a. The second feed claw 58 also has the same shape as the first feed claw 54. With the first feed claw 54 and the second feed claw 58 having such a shape, when moving the moving member 39 in the tape feed direction (arrow g), the first feed claw 25 is engaged with the feed hole 25b. The tape body 25a can be moved in the tape feed direction (arrow g) by the feed pawl 54 and the second feed pawl 58. When the moving member 39 is moved in the return direction (arrow h) with the tape main body 25a fixed in position, the first feed claw 54 and the second feed claw 58 are the first spring member 55 and the second feed claw 58. It resists the urging | biasing force of the spring member 59, it detaches from the feed hole 25b, and the return operation | movement of the movement member 39 is not inhibited.

  The first fixing member 52 and the second fixing member 53 provided with the first fixing claw 56 and the second fixing claw 60 engaged with the feed holes 25 b of the tape main body 25 a are fixed to the fixing portion 30 b of the tape transport unit 30 respectively. It is rotatably disposed via the bearing portions 52a and 53a. The position of the first fixing member 52 is located on the return direction side of the first feed claw 54 by one pitch of the feed hole 25b, and the first fixed claw 56 is a feed hole by the third spring member 57 which is a compression spring. It is biased in a direction to engage with 25b. Here, the shape of the first fixing claw 56 is the same as the shape of the first feeding claw 54 of the first feeding member 50.

  The position of the second fixing member 53 is located on the return direction side of the second feed claw 58 by two pitches of the feed hole 25b, and the second fixed claw 60 is a feed hole by the fourth spring member 61 which is a tension spring. It is biased in a direction to engage with 25b. Here, the shape of the second fixing claw 60 has the first surface 60a in the direction orthogonal to the surface of the tape main body 25a in the return direction (arrow h), and the tape main body in the tape feeding direction (arrow g) The second surface 60b has an obtuse angle with the surface 25a. With the first fixing claw 56 and the second fixing claw 60 having such a shape, the tape main body 25a is taped in a state in which both the first fixing claw 56 and the second fixing claw 60 are engaged with the feed hole 25b. The movement of the tape main body 25a can be restricted by the first fixing claw 56 and the second fixing claw 60 unless the force in the feed direction (arrow g) acts, and the position of the tape main body 25a is fixed.

  Next, with reference to FIG. 8, the tape feeding operation by the tape feeding mechanism 31 will be described. First, in FIG. 8A, the first feed claw 54 of the first feed member 50, the first fixed claw 56 of the first fixed member 52, the second feed claw 58 of the second feed member 51, and the second fixed member 53 are illustrated. Each of the second fixing claws 60 is engaged with the feed hole 25b, and the tape main body 25a is stopped.

  Next, FIG. 8 (b) shows a state where the moving member 39 is moved in the tape feeding direction (arrow g) by driving the tape feeding drive cylinder 32 shown in FIG. In this state, the first feeding member 50 and the second feeding member 51 both move together with the moving member 39 (arrows i and j), whereby the first feeding claw 54 engaged with the feeding hole 25b and the second feeding A force in the tape feeding direction acts on the tape body 25a through the claws 58, and the tape body 25a is tape-fed (arrow k). At this time, the first fixing claw 56 and the second fixing claw 60 are separated from the feed hole 25b against the urging force of the third spring member 57 and the fourth spring member 61, and do not inhibit the movement of the tape main body 25a.

  FIG. 8C shows a state where the moving member 39 has moved by a predetermined amount corresponding to one pitch of the feed holes 25b. That is, in this state, when the tape main body 25a is fed by one pitch, the first fixing claw 56 of the first fixing member 52 and the second fixing claw 60 of the second fixing member 53 move by one pitch. The next feed hole 25b is engaged, whereby the position of the tape body 25a is fixed.

  Next, an operation of returning the moving member 39 by a predetermined amount corresponding to one pitch is performed. As a result, as shown in FIG. 8D, the first feeding member 50 and the second feeding member 51 move in the return direction (arrows l and m). At this time, since the tape main body 25a is fixed in position by the first fixing member 52 and the second fixing member 53, when the first feeding member 50 and the second feeding member 51 move in the return direction, the first feeding is performed. The claws 54 and the second feed claw 58 disengage from the feed hole 25b against the biasing force of the first spring member 55 and the second spring member 59, and the movement of the first feed member 50 and the second feed member 51 is not hindered. . Then, when the moving member 39 moves in the return direction by a predetermined amount corresponding to one pitch, the first feed claw 54 and the second feed claw 58 engage with the feed hole 25 b, and the state shown in FIG. Return. Thereby, the tape feeding operation of one pitch by the tape feeding mechanism 31 is completed.

  Next, with reference to FIG. 9, the configuration of the lead cutting mechanism 33 for cutting the leads 26 a of the radial lead type electronic component 26 at the supply position 36 will be described. FIG. 9A shows a cross section of the lead cutting mechanism 33 in the vicinity of the supply position 36. In FIG. 9A, a fixed frame member 71 is provided upright on the upper surface of the base portion of the feeder main body 6a, and a hinge portion 71b extending from the fixed frame member 71 to the center side is provided. The movable cutting member 70 is pivotally supported via the pivot portion 72.

  The tape transport unit 30 extends between the movable cutting member 70 and the fixed frame member 71 above the pivot portion 72. In the guide member 30a of the tape transport unit 30, a tape main body 25a obtained by taping the leads 26a of the radial lead type electronic component 26 is held in a vertical posture. A movable blade 73 and a fixed blade 74, which sandwich the lead 26a of the radial lead type electronic component 26 in a state of being held by the mounting head 10B, are attached to the top 70a of the movable cutting member 70 and the top 71a of the fixed frame member 71. ing.

  A roller member 75 is pivotally supported by a lower portion 70b of the movable cutting member 70 below the pivoting portion 72 via a pivoting portion 75a. The roller member 75 is driven by the lead cut cylinder 34 in the horizontal outer direction (arrow r) via the drive transmission mechanism 35, as described below. As a result, the top 70a pivots around the pivot portion 72, and the movable blade 73 mounted on the top 70a moves in a direction (arrow s) in which the lead 26a is sandwiched between the fixed blade 74 and it.

  The configuration and function of the drive transmission mechanism 35 will be described with reference to FIGS. 9 (b) and 9 (c). As shown in FIG. 9B, a substantially wedge-shaped moving cam member 35a having a tapered surface 35b is coupled to the rod 34a of the lead cut cylinder 34. A cam follower 35c attached to one end of an arm member 35d extending to the lead cutting mechanism 33 in the feeder main body 6a is in contact with the tapered surface 35b. The arm member 35 d is rotatably supported in the horizontal plane by the shaft support 35 e at a position adjacent to the lead cutting mechanism 33. The cam follower 35f is mounted at a position where the cam follower 35f abuts on the roller member 75 at the other end of the arm member 35d (see also FIG. 9A).

  As shown in FIG. 9C, by driving the lead cut cylinder 34 in the direction in which the rod 34 a protrudes (arrow o), the moving cam member 35 a moves together. Then, as the cam follower 35c moves following the tapered surface 35b, the arm member 35d pivots within the horizontal plane around the pivot portion 35e according to the lateral displacement by the tapered surface 35b (arrow p). By the rotation of the arm member 35d, the cam follower 35f attached to the other end moves in the horizontal outer direction (arrow q). As a result, as shown in FIG. 9A, the roller member 75 in contact with the cam follower 35f moves in the horizontal outer direction (arrow r), and the above-mentioned lead 26a is clamped.

  Next, with reference to FIG. 10, the configuration of the mounting head 10B having a function of holding the radial lead type electronic component 26 will be described. As shown in FIG. 10A, at the lower end portion of the mounting head 10B, a chuck unit 10b for holding the radial lead type electronic component 26 by chucking is mounted. The chuck unit 10b includes a first chuck arm 84 and a second chuck arm 85 which are driven to open and close by the chuck opening and closing mechanism 81, and the first chuck arm 84 and the second chuck arm 85 are driven in the closing direction. The leads 26a of the radial lead type electronic component 26 are sandwiched and held by the holding portions 84a and 85a provided at the lower ends of the first chuck arm 84 and the second chuck arm 85, respectively.

  The chuck opening / closing mechanism 81 is operated by a chuck drive shaft 82 driven by a chuck drive source built in the mounting head 10B, and the first chuck arm 84 and the second chuck arm 85 are closed by lowering the chuck drive shaft 82. Do the action. The mounting head 10B also includes a pusher drive shaft 83 for pushing the lead 26a of the radial lead type electronic component 26 held by the first chuck arm 84 and the second chuck arm 85 into the insertion hole of the substrate. The pusher drive shaft 83 is driven by a pusher drive source built in the mounting head 10B to perform lifting and lowering operations.

  The configuration and operation of the chuck open / close mechanism 81 will be described with reference to FIG. 10 (b). As shown in FIG. 10 (b) (1), the first chuck arm 84 and the second chuck arm 85 are pivotally supported by the hinge mechanism 88, and rotation around the hinge mechanism 88 is permitted. The first chuck arm 84 and the second chuck arm 85 are L-shaped members having open / close operating portions 84b and 85b extending outward in a substantially right angle direction from the hinge mechanism 88, and the open / close operating portions 84b and 85b respectively Cam followers 84c, 85c are mounted.

  The chuck open / close mechanism 81 includes an open / close drive member 86 coupled to the chuck drive shaft 82 to move up and down, and a cam follower 85c is fitted into a drive transmission portion 86a extending from the side surface of one side of the open / close drive member 86. A fitting portion 86 b is formed. A transmission member 87 having the same shape as that of the drive transmission portion 86a is fixed to the side surface on one side of the opening / closing driving member 86, and a cam follower 84c is fitted to a fitting portion 87a formed on the transmission member 87. doing. 10 (b) (1) show a state in which the open / close drive member 86 is raised by the chuck drive shaft 82. In this state, the open / close operation parts 84b and 85b are in the pulled up position, and thus The chuck arm 84 and the second chuck arm 85 are in the open state.

  FIGS. 10B and 10C show a state in which the opening and closing drive member 86 is lowered by driving the chuck drive shaft 82 in the lowering direction (arrow t) from the state shown in FIGS. ing. Along with the downward displacement of the opening and closing drive member 86, the cam followers 84c and 85c respectively fitted into the fitting portions 87a and 86b are lowered (arrow u), whereby the first chuck arm 84 and the second chuck arm 85 The closing operation is performed (arrow v). In this state, the leads 26a of the radial lead type electronic component 26 can be sandwiched and held by the holding portions 84a and 85a provided at the lower ends of the first chuck arm 84 and the second chuck arm 85.

  Next, a series of operations for holding and taking out the radial lead type electronic component 26 by the mounting head 10B and mounting it on the substrate 3 will be described with reference to FIGS. First, FIG. 11A shows a state in which the mounting head 10B is moved above the radial component feeder 6 which is a component extraction target, and is positioned above the supply position 36 of the radial component feeder 6. At this time, at the supply position 36, the radial lead type electronic component 26 in which the lead 26a is taped to the tape main body 25a is held in the upright posture. In the mounting head 10B, the chuck drive shaft 82 for driving the chuck open / close mechanism 81 is at the raised position, the first chuck arm 84 and the second chuck arm 85 are open, and the pusher drive shaft 83 is at the raised position.

  Next, as shown in FIG. 11B, the mounting head 10B is lowered (arrow w) to make the radial lead type electronic component 26 chuckable by the first chuck arm 84 and the second chuck arm 85. . Then, as shown in FIG. 11C, the chuck drive shaft 82 is lowered to drive the chuck opening / closing mechanism 81 to cause the first chuck arm 84 and the second chuck arm 85 to perform a closing operation. Thus, the leads 26 a of the radial lead type electronic component 26 are held by the holding portions 84 a and 85 a provided at the lower end portions of the first chuck arm 84 and the second chuck arm 85. The cutting of the lead 26a by the lead cutting mechanism 33 shown in FIG. 9 is performed in this state. As a result, the radial lead type electronic component 26 is separated from the tape main body 25 a and held by the mounting head 10 B, and the operation shifts to the component mounting operation on the substrate 3.

  That is, the mounting head 10B holding the radial lead type electronic component 26 is moved onto the substrate 3 and the mounting head 10B is positioned while aligning the lead 26a with the insertion hole 3a to be mounted as shown in FIG. Lower it (arrow x). Then, by driving the chuck opening / closing mechanism 81 by the chuck drive shaft 82 in this lowering operation, as shown in FIG. 12B, the first chuck arm 84 and the second chuck arm 85 are opened, and the lead 26a is held. While releasing it, the pusher drive shaft 83 is lowered (arrow y), and the radial lead type electronic component 26 is pressed from the upper surface side, thereby pushing the lead 26a into the insertion hole 3a. Thereby, the mounting of one radial lead type electronic component 26 on the substrate 3 is completed, and thereafter, as shown in FIG. 12C, the mounting head 10B after the completion of the mounting operation is lifted from the substrate 3 (arrow z) Transfer to the next component mounting operation.

  As described above, the present embodiment includes the feeding device holding portions 4A and 4B to which a plurality of electronic component feeding devices such as the tape feeder 5 and the radial component feeder 6 can be attached. In the electronic component mounting apparatus 1 configured to hold the substrate 26 and mount it on the substrate 3 positioned in the substrate conveyance unit 2, the tape guide passage 4b for guiding the tape main body 25a after the radial lead type electronic component 26 is taken out. Further, the radial component feeder 6 converts the posture of the tape main body 25a after the radial lead type electronic component 26 is taken out from the posture perpendicular to the horizontal surface to the posture parallel to the horizontal surface, and the tape guide passage 4b The configuration includes a posture conversion unit 37 to be introduced. With such a configuration, it is possible to perform tape processing after electronic component separation with a simple configuration without feeding the tape main body 25a after separation of the radial lead type electronic component 26 in the return direction.

  The electronic component mounting apparatus of the present invention has an effect that it is possible to perform tape processing after separation of electronic components with a simple configuration, with radial lead type electronic components as the mounting target, and radial lead type electronic components can be mounted. It is useful in the component mounting field including.

DESCRIPTION OF SYMBOLS 1 electronic component mounting apparatus 2 board | substrate conveyance part 3 board | substrate 4A, 4B supply apparatus holding part 4b tape guide passage 5 tape feeder 6 radial component feeder 10A, 10B mounting head 15 electronic component holding tape 15a tape main body 16 chip type electronic component 25 electronic component Holding tape 25a Tape body 26 Radial lead type electronic component 26a Lead 30 Tape transport part 31 Tape feed mechanism 33 Lead cut mechanism 36 Supply position 37 Posture conversion part

Claims (8)

A supply device holder capable of mounting a plurality of electronic component supply devices for supplying electronic components;
An electronic component holding tape including a plurality of radial lead type electronic components and a tape main body holding the plurality of radial lead type electronic components mounted on the supply device holding portion is loaded, and the radial lead type electronic components are supplied Radial lead type electronic component supply device for supplying
A tape cutting unit for cutting the tape main body after the electronic component is taken out;
A tape guide passage for guiding the tape body after the radial lead type electronic component has been taken out;
The radial lead type electronic component supply device converts the attitude of the tape main body after the radial lead type electronic component is taken out into an attitude that matches the tape cutting portion, and the tape main body is in the tape guide passage. Electronic component mounting apparatus, comprising: a posture conversion unit for guiding downward in   The electronic component mounting apparatus according to claim 1, wherein the tape cutting unit is positioned below the posture conversion unit.   The electronic component mounting apparatus according to claim 1, wherein the tape guiding passage guides the tape body to the tape cutting unit.   The electronic component mounting apparatus according to any one of claims 1 to 3, wherein the posture conversion unit is provided closer to the tape guide passage than the supply position.   The posture conversion unit converts the posture of the tape main body after the radial lead type electronic component is taken out from the posture perpendicular to the horizontal plane to the horizontal posture with respect to the horizontal plane and introduces it into the tape guide passage. The electronic component mounting apparatus according to any one of claims 1 to 4. An electronic component holding tape including a plurality of chip-type electronic components and a tape main body holding the plurality of chip-type electronic components mounted on the supply device holding unit is loaded, and the chip-type electronic components are supplied to the supply position. It further comprises a chip type electronic component supply device,
The tape cutting unit collectively cuts the tape main body holding the radial lead type electronic component introduced into the tape guiding passage and the tape main body holding the chip type electronic component. The electronic component mounting apparatus according to any one of claims 1 to 5. The posture conversion unit converts the tape main body after the radial lead type electronic component has been taken out into the same posture as that of the tape main body after the chip type electronic component has been taken out, and the tape guiding passage Introduced to
The tape cutting unit collectively performs the tape main body after the chip-type electronic component is removed and the tape main body after the radial lead-type electronic component is removed in the same posture. The electronic component mounting apparatus according to claim 6, wherein the electronic component mounting apparatus performs cutting.   The posture conversion unit is fixed to the front surface of the main body of the radial lead type electronic component supply device and extends horizontally in the upper surface of the base member, the first side member and the second side member both having a bent surface shape The top surface part which arrange | positioned the tip part of the said base member by arrange | positioning, and was the structure which covered the upper surface of a said 1st side member and a said 2nd side member by the top surface part. Electronic component mounting device.

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